28971630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{661}}^1$

素因数の和:1161

約数の個数: 48

約数和(自身を含む): 75595104

約数和(自身を除く): 46623474

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 487, 661, 974, 1322, 1461, 1983, 2435, 2922, 3305, 3966, 4383, 4870, 5949, 6610, 7305, 8766, 9915, 11898, 14610, 19830, 21915, 29745, 43830, 59490, 321907, 643814, 965721, 1609535, 1931442, 2897163, 3219070, 4828605, 5794326, 9657210, 14485815, 28971630]

約数ペア:

[(1, 28971630), (2, 14485815), (3, 9657210), (5, 5794326), (6, 4828605), (9, 3219070), (10, 2897163), (15, 1931442), (18, 1609535), (30, 965721), (45, 643814), (90, 321907), (487, 59490), (661, 43830), (974, 29745), (1322, 21915), (1461, 19830), (1983, 14610), (2435, 11898), (2922, 9915), (3305, 8766), (3966, 7305), (4383, 6610), (4870, 5949)]