61128405

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:659

約数の個数: 64

約数和(自身を含む): 119159040

約数和(自身を除く): 58030635

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 61, 65, 117, 135, 183, 195, 305, 351, 549, 571, 585, 793, 915, 1647, 1713, 1755, 2379, 2745, 2855, 3965, 5139, 7137, 7423, 8235, 8565, 11895, 15417, 21411, 22269, 25695, 34831, 35685, 37115, 66807, 77085, 104493, 107055, 111345, 174155, 200421, 313479, 334035, 452803, 522465, 940437, 1002105, 1358409, 1567395, 2264015, 4075227, 4702185, 6792045, 12225681, 20376135, 61128405]

約数ペア:

[(1, 61128405), (3, 20376135), (5, 12225681), (9, 6792045), (13, 4702185), (15, 4075227), (27, 2264015), (39, 1567395), (45, 1358409), (61, 1002105), (65, 940437), (117, 522465), (135, 452803), (183, 334035), (195, 313479), (305, 200421), (351, 174155), (549, 111345), (571, 107055), (585, 104493), (793, 77085), (915, 66807), (1647, 37115), (1713, 35685), (1755, 34831), (2379, 25695), (2745, 22269), (2855, 21411), (3965, 15417), (5139, 11895), (7137, 8565), (7423, 8235)]