686837268

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{2683}}^1$

素因数の和:3253

約数の個数: 72

約数和(自身を含む): 1873839968

約数和(自身を除く): 1187002700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 547, 1094, 1641, 2188, 2683, 3282, 4923, 5366, 6564, 7111, 8049, 9846, 10732, 14222, 16098, 19692, 21333, 24147, 28444, 32196, 34879, 42666, 48294, 63999, 69758, 85332, 96588, 104637, 127998, 139516, 209274, 255996, 313911, 418548, 627822, 1255644, 1467601, 2935202, 4402803, 5870404, 8805606, 13208409, 17611212, 19078813, 26416818, 38157626, 52833636, 57236439, 76315252, 114472878, 171709317, 228945756, 343418634, 686837268]

約数ペア:

[(1, 686837268), (2, 343418634), (3, 228945756), (4, 171709317), (6, 114472878), (9, 76315252), (12, 57236439), (13, 52833636), (18, 38157626), (26, 26416818), (36, 19078813), (39, 17611212), (52, 13208409), (78, 8805606), (117, 5870404), (156, 4402803), (234, 2935202), (468, 1467601), (547, 1255644), (1094, 627822), (1641, 418548), (2188, 313911), (2683, 255996), (3282, 209274), (4923, 139516), (5366, 127998), (6564, 104637), (7111, 96588), (8049, 85332), (9846, 69758), (10732, 63999), (14222, 48294), (16098, 42666), (19692, 34879), (21333, 32196), (24147, 28444)]