1291567421468

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{3613}}^1\times {\mathrm{12487}}^1$

素因数の和:16542

約数の個数: 48

約数和(自身を含む): 2399739136704

約数和(自身を除く): 1108171715236

約数列:

[1, 2, 4, 17, 34, 68, 421, 842, 1684, 3613, 7157, 7226, 12487, 14314, 14452, 24974, 28628, 49948, 61421, 122842, 212279, 245684, 424558, 849116, 1521073, 3042146, 5257027, 6084292, 10514054, 21028108, 25858241, 45115531, 51716482, 89369459, 90231062, 103432964, 178738918, 180462124, 357477836, 766964027, 1533928054, 3067856108, 18993638551, 37987277102, 75974554204, 322891855367, 645783710734, 1291567421468]

約数ペア:

[(1, 1291567421468), (2, 645783710734), (4, 322891855367), (17, 75974554204), (34, 37987277102), (68, 18993638551), (421, 3067856108), (842, 1533928054), (1684, 766964027), (3613, 357477836), (7157, 180462124), (7226, 178738918), (12487, 103432964), (14314, 90231062), (14452, 89369459), (24974, 51716482), (28628, 45115531), (49948, 25858241), (61421, 21028108), (122842, 10514054), (212279, 6084292), (245684, 5257027), (424558, 3042146), (849116, 1521073)]