31508725221

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{4597}}^1$

素因数の和:5087

約数の個数: 64

約数和(自身を含む): 50850201600

約数和(自身を除く): 19341476379

約数列:

[1, 3, 9, 19, 27, 31, 57, 93, 171, 279, 431, 513, 589, 837, 1293, 1767, 3879, 4597, 5301, 8189, 11637, 13361, 13791, 15903, 24567, 40083, 41373, 73701, 87343, 120249, 124119, 142507, 221103, 253859, 262029, 360747, 427521, 761577, 786087, 1282563, 1981307, 2284731, 2358261, 2707633, 3847689, 5943921, 6854193, 8122899, 17831763, 24368697, 37644833, 53495289, 61420517, 73106091, 112934499, 184261551, 338803497, 552784653, 1016410491, 1166989823, 1658353959, 3500969469, 10502908407, 31508725221]

約数ペア:

[(1, 31508725221), (3, 10502908407), (9, 3500969469), (19, 1658353959), (27, 1166989823), (31, 1016410491), (57, 552784653), (93, 338803497), (171, 184261551), (279, 112934499), (431, 73106091), (513, 61420517), (589, 53495289), (837, 37644833), (1293, 24368697), (1767, 17831763), (3879, 8122899), (4597, 6854193), (5301, 5943921), (8189, 3847689), (11637, 2707633), (13361, 2358261), (13791, 2284731), (15903, 1981307), (24567, 1282563), (40083, 786087), (41373, 761577), (73701, 427521), (87343, 360747), (120249, 262029), (124119, 253859), (142507, 221103)]