1663532556

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{39847}}^1$

素因数の和:39939

約数の個数: 72

約数和(自身を含む): 4579013376

約数和(自身を除く): 2915480820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 71, 84, 98, 142, 147, 196, 213, 284, 294, 426, 497, 588, 852, 994, 1491, 1988, 2982, 3479, 5964, 6958, 10437, 13916, 20874, 39847, 41748, 79694, 119541, 159388, 239082, 278929, 478164, 557858, 836787, 1115716, 1673574, 1952503, 2829137, 3347148, 3905006, 5658274, 5857509, 7810012, 8487411, 11316548, 11715018, 16974822, 19803959, 23430036, 33949644, 39607918, 59411877, 79215836, 118823754, 138627713, 237647508, 277255426, 415883139, 554510852, 831766278, 1663532556]

約数ペア:

[(1, 1663532556), (2, 831766278), (3, 554510852), (4, 415883139), (6, 277255426), (7, 237647508), (12, 138627713), (14, 118823754), (21, 79215836), (28, 59411877), (42, 39607918), (49, 33949644), (71, 23430036), (84, 19803959), (98, 16974822), (142, 11715018), (147, 11316548), (196, 8487411), (213, 7810012), (284, 5857509), (294, 5658274), (426, 3905006), (497, 3347148), (588, 2829137), (852, 1952503), (994, 1673574), (1491, 1115716), (1988, 836787), (2982, 557858), (3479, 478164), (5964, 278929), (6958, 239082), (10437, 159388), (13916, 119541), (20874, 79694), (39847, 41748)]