3840615

素因数分解:

$3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 7207200

約数和(自身を除く): 3366585

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 109, 135, 145, 243, 261, 327, 405, 435, 545, 783, 981, 1215, 1305, 1635, 2349, 2943, 3161, 3915, 4905, 7047, 8829, 9483, 11745, 14715, 15805, 26487, 28449, 35235, 44145, 47415, 85347, 132435, 142245, 256041, 426735, 768123, 1280205, 3840615]

約数ペア:

[(1, 3840615), (3, 1280205), (5, 768123), (9, 426735), (15, 256041), (27, 142245), (29, 132435), (45, 85347), (81, 47415), (87, 44145), (109, 35235), (135, 28449), (145, 26487), (243, 15805), (261, 14715), (327, 11745), (405, 9483), (435, 8829), (545, 7047), (783, 4905), (981, 3915), (1215, 3161), (1305, 2943), (1635, 2349)]