191491706164

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{149}}^2\times {\mathrm{251}}^1$

素因数の和:646

約数の個数: 108

約数和(自身を含む): 377554522464

約数和(自身を除く): 186062816300

約数列:

[1, 2, 4, 11, 22, 44, 71, 121, 142, 149, 242, 251, 284, 298, 484, 502, 596, 781, 1004, 1562, 1639, 2761, 3124, 3278, 5522, 6556, 8591, 10579, 11044, 17182, 17821, 18029, 21158, 22201, 30371, 34364, 35642, 36058, 37399, 42316, 44402, 60742, 71284, 72116, 74798, 88804, 116369, 121484, 149596, 196031, 232738, 244211, 392062, 411389, 465476, 488422, 784124, 822778, 976844, 1280059, 1576271, 1645556, 2156341, 2560118, 2655329, 2686321, 3152542, 4312682, 4525279, 5120236, 5310658, 5372642, 5572451, 6305084, 8625364, 9050558, 10621316, 10745284, 11144902, 17338981, 18101116, 22289804, 29208619, 34677962, 58417238, 61296961, 69355924, 116834476, 122593922, 190728791, 245187844, 321294809, 381457582, 395644021, 642589618, 674266571, 762915164, 791288042, 1285179236, 1348533142, 1582576084, 2697066284, 4352084231, 8704168462, 17408336924, 47872926541, 95745853082, 191491706164]

約数ペア:

[(1, 191491706164), (2, 95745853082), (4, 47872926541), (11, 17408336924), (22, 8704168462), (44, 4352084231), (71, 2697066284), (121, 1582576084), (142, 1348533142), (149, 1285179236), (242, 791288042), (251, 762915164), (284, 674266571), (298, 642589618), (484, 395644021), (502, 381457582), (596, 321294809), (781, 245187844), (1004, 190728791), (1562, 122593922), (1639, 116834476), (2761, 69355924), (3124, 61296961), (3278, 58417238), (5522, 34677962), (6556, 29208619), (8591, 22289804), (10579, 18101116), (11044, 17338981), (17182, 11144902), (17821, 10745284), (18029, 10621316), (21158, 9050558), (22201, 8625364), (30371, 6305084), (34364, 5572451), (35642, 5372642), (36058, 5310658), (37399, 5120236), (42316, 4525279), (44402, 4312682), (60742, 3152542), (71284, 2686321), (72116, 2655329), (74798, 2560118), (88804, 2156341), (116369, 1645556), (121484, 1576271), (149596, 1280059), (196031, 976844), (232738, 822778), (244211, 784124), (392062, 488422), (411389, 465476)]