221074665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{577}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 419489280

約数和(自身を除く): 198414615

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 89, 105, 123, 205, 267, 287, 445, 577, 615, 623, 861, 1335, 1435, 1731, 1869, 2885, 3115, 3649, 4039, 4305, 8655, 9345, 10947, 12117, 18245, 20195, 23657, 25543, 51353, 54735, 60585, 70971, 76629, 118285, 127715, 154059, 165599, 256765, 354855, 359471, 383145, 496797, 770295, 827995, 1078413, 1797355, 2105473, 2483985, 5392065, 6316419, 10527365, 14738311, 31582095, 44214933, 73691555, 221074665]

約数ペア:

[(1, 221074665), (3, 73691555), (5, 44214933), (7, 31582095), (15, 14738311), (21, 10527365), (35, 6316419), (41, 5392065), (89, 2483985), (105, 2105473), (123, 1797355), (205, 1078413), (267, 827995), (287, 770295), (445, 496797), (577, 383145), (615, 359471), (623, 354855), (861, 256765), (1335, 165599), (1435, 154059), (1731, 127715), (1869, 118285), (2885, 76629), (3115, 70971), (3649, 60585), (4039, 54735), (4305, 51353), (8655, 25543), (9345, 23657), (10947, 20195), (12117, 18245)]