1555643964

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{16231}}^1$

素因数の和:16415

約数の個数: 72

約数和(自身を含む): 4248628608

約数和(自身を除く): 2692984644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 163, 196, 294, 326, 489, 588, 652, 978, 1141, 1956, 2282, 3423, 4564, 6846, 7987, 13692, 15974, 16231, 23961, 31948, 32462, 47922, 48693, 64924, 95844, 97386, 113617, 194772, 227234, 340851, 454468, 681702, 795319, 1363404, 1590638, 2385957, 2645653, 3181276, 4771914, 5291306, 7936959, 9543828, 10582612, 15873918, 18519571, 31747836, 37039142, 55558713, 74078284, 111117426, 129636997, 222234852, 259273994, 388910991, 518547988, 777821982, 1555643964]

約数ペア:

[(1, 1555643964), (2, 777821982), (3, 518547988), (4, 388910991), (6, 259273994), (7, 222234852), (12, 129636997), (14, 111117426), (21, 74078284), (28, 55558713), (42, 37039142), (49, 31747836), (84, 18519571), (98, 15873918), (147, 10582612), (163, 9543828), (196, 7936959), (294, 5291306), (326, 4771914), (489, 3181276), (588, 2645653), (652, 2385957), (978, 1590638), (1141, 1363404), (1956, 795319), (2282, 681702), (3423, 454468), (4564, 340851), (6846, 227234), (7987, 194772), (13692, 113617), (15974, 97386), (16231, 95844), (23961, 64924), (31948, 48693), (32462, 47922)]