217053928

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 514805760

約数和(自身を除く): 297751832

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 191, 196, 223, 364, 382, 392, 446, 637, 728, 764, 892, 1274, 1337, 1528, 1561, 1784, 2483, 2548, 2674, 2899, 3122, 4966, 5096, 5348, 5798, 6244, 9359, 9932, 10696, 10927, 11596, 12488, 17381, 18718, 19864, 20293, 21854, 23192, 34762, 37436, 40586, 42593, 43708, 69524, 74872, 81172, 85186, 87416, 121667, 139048, 142051, 162344, 170372, 243334, 284102, 298151, 340744, 486668, 553709, 568204, 596302, 973336, 1107418, 1136408, 1192604, 2087057, 2214836, 2385208, 3875963, 4174114, 4429672, 7751926, 8348228, 15503852, 16696456, 27131741, 31007704, 54263482, 108526964, 217053928]

約数ペア:

[(1, 217053928), (2, 108526964), (4, 54263482), (7, 31007704), (8, 27131741), (13, 16696456), (14, 15503852), (26, 8348228), (28, 7751926), (49, 4429672), (52, 4174114), (56, 3875963), (91, 2385208), (98, 2214836), (104, 2087057), (182, 1192604), (191, 1136408), (196, 1107418), (223, 973336), (364, 596302), (382, 568204), (392, 553709), (446, 486668), (637, 340744), (728, 298151), (764, 284102), (892, 243334), (1274, 170372), (1337, 162344), (1528, 142051), (1561, 139048), (1784, 121667), (2483, 87416), (2548, 85186), (2674, 81172), (2899, 74872), (3122, 69524), (4966, 43708), (5096, 42593), (5348, 40586), (5798, 37436), (6244, 34762), (9359, 23192), (9932, 21854), (10696, 20293), (10927, 19864), (11596, 18718), (12488, 17381)]