31506412

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 69521760

約数和(自身を除く): 38015348

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 46, 49, 58, 92, 98, 116, 161, 196, 203, 241, 322, 406, 482, 644, 667, 812, 964, 1127, 1334, 1421, 1687, 2254, 2668, 2842, 3374, 4508, 4669, 5543, 5684, 6748, 6989, 9338, 11086, 11809, 13978, 18676, 22172, 23618, 27956, 32683, 38801, 47236, 48923, 65366, 77602, 97846, 130732, 155204, 160747, 195692, 271607, 321494, 342461, 543214, 642988, 684922, 1086428, 1125229, 1369844, 2250458, 4500916, 7876603, 15753206, 31506412]

約数ペア:

[(1, 31506412), (2, 15753206), (4, 7876603), (7, 4500916), (14, 2250458), (23, 1369844), (28, 1125229), (29, 1086428), (46, 684922), (49, 642988), (58, 543214), (92, 342461), (98, 321494), (116, 271607), (161, 195692), (196, 160747), (203, 155204), (241, 130732), (322, 97846), (406, 77602), (482, 65366), (644, 48923), (667, 47236), (812, 38801), (964, 32683), (1127, 27956), (1334, 23618), (1421, 22172), (1687, 18676), (2254, 13978), (2668, 11809), (2842, 11086), (3374, 9338), (4508, 6989), (4669, 6748), (5543, 5684)]