7874685

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 17256960

約数和(自身を除く): 9382275

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 189, 195, 273, 315, 351, 455, 585, 641, 819, 945, 1365, 1755, 1923, 2457, 3205, 4095, 4487, 5769, 8333, 9615, 12285, 13461, 17307, 22435, 24999, 28845, 40383, 41665, 58331, 67305, 74997, 86535, 121149, 124995, 174993, 201915, 224991, 291655, 374985, 524979, 605745, 874965, 1124955, 1574937, 2624895, 7874685]

約数ペア:

[(1, 7874685), (3, 2624895), (5, 1574937), (7, 1124955), (9, 874965), (13, 605745), (15, 524979), (21, 374985), (27, 291655), (35, 224991), (39, 201915), (45, 174993), (63, 124995), (65, 121149), (91, 86535), (105, 74997), (117, 67305), (135, 58331), (189, 41665), (195, 40383), (273, 28845), (315, 24999), (351, 22435), (455, 17307), (585, 13461), (641, 12285), (819, 9615), (945, 8333), (1365, 5769), (1755, 4487), (1923, 4095), (2457, 3205)]