42645405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 79994880

約数和(自身を除く): 37349475

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 61, 95, 165, 183, 209, 223, 285, 305, 627, 669, 671, 915, 1045, 1115, 1159, 2013, 2453, 3135, 3345, 3355, 3477, 4237, 5795, 7359, 10065, 12265, 12711, 12749, 13603, 17385, 21185, 36795, 38247, 40809, 46607, 63555, 63745, 68015, 139821, 149633, 191235, 204045, 233035, 258457, 448899, 699105, 748165, 775371, 1292285, 2244495, 2843027, 3876855, 8529081, 14215135, 42645405]

約数ペア:

[(1, 42645405), (3, 14215135), (5, 8529081), (11, 3876855), (15, 2843027), (19, 2244495), (33, 1292285), (55, 775371), (57, 748165), (61, 699105), (95, 448899), (165, 258457), (183, 233035), (209, 204045), (223, 191235), (285, 149633), (305, 139821), (627, 68015), (669, 63745), (671, 63555), (915, 46607), (1045, 40809), (1115, 38247), (1159, 36795), (2013, 21185), (2453, 17385), (3135, 13603), (3345, 12749), (3355, 12711), (3477, 12265), (4237, 10065), (5795, 7359)]