31987914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 78630912

約数和(自身を除く): 46642998

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 71, 102, 119, 142, 213, 238, 357, 426, 497, 631, 714, 994, 1207, 1262, 1491, 1893, 2414, 2982, 3621, 3786, 4417, 7242, 8449, 8834, 10727, 13251, 16898, 21454, 25347, 26502, 32181, 44801, 50694, 64362, 75089, 89602, 134403, 150178, 225267, 268806, 313607, 450534, 627214, 761617, 940821, 1523234, 1881642, 2284851, 4569702, 5331319, 10662638, 15993957, 31987914]

約数ペア:

[(1, 31987914), (2, 15993957), (3, 10662638), (6, 5331319), (7, 4569702), (14, 2284851), (17, 1881642), (21, 1523234), (34, 940821), (42, 761617), (51, 627214), (71, 450534), (102, 313607), (119, 268806), (142, 225267), (213, 150178), (238, 134403), (357, 89602), (426, 75089), (497, 64362), (631, 50694), (714, 44801), (994, 32181), (1207, 26502), (1262, 25347), (1491, 21454), (1893, 16898), (2414, 13251), (2982, 10727), (3621, 8834), (3786, 8449), (4417, 7242)]