149479148

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1087

約数の個数: 72

約数和(自身を含む): 334494720

約数和(自身を除く): 185015572

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 169, 182, 217, 338, 364, 403, 434, 676, 806, 868, 1019, 1183, 1612, 2038, 2366, 2821, 4076, 4732, 5239, 5642, 7133, 10478, 11284, 13247, 14266, 20956, 26494, 28532, 31589, 36673, 52988, 63178, 73346, 92729, 126356, 146692, 172211, 185458, 221123, 344422, 370916, 410657, 442246, 688844, 821314, 884492, 1205477, 1642628, 2410954, 2874599, 4821908, 5338541, 5749198, 10677082, 11498396, 21354164, 37369787, 74739574, 149479148]

約数ペア:

[(1, 149479148), (2, 74739574), (4, 37369787), (7, 21354164), (13, 11498396), (14, 10677082), (26, 5749198), (28, 5338541), (31, 4821908), (52, 2874599), (62, 2410954), (91, 1642628), (124, 1205477), (169, 884492), (182, 821314), (217, 688844), (338, 442246), (364, 410657), (403, 370916), (434, 344422), (676, 221123), (806, 185458), (868, 172211), (1019, 146692), (1183, 126356), (1612, 92729), (2038, 73346), (2366, 63178), (2821, 52988), (4076, 36673), (4732, 31589), (5239, 28532), (5642, 26494), (7133, 20956), (10478, 14266), (11284, 13247)]