61520385

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2957}}^1$

素因数の和:3057

約数の個数: 32

約数和(自身を含む): 105068160

約数和(自身を除く): 43547775

約数列:

[1, 3, 5, 15, 19, 57, 73, 95, 219, 285, 365, 1095, 1387, 2957, 4161, 6935, 8871, 14785, 20805, 44355, 56183, 168549, 215861, 280915, 647583, 842745, 1079305, 3237915, 4101359, 12304077, 20506795, 61520385]

約数ペア:

[(1, 61520385), (3, 20506795), (5, 12304077), (15, 4101359), (19, 3237915), (57, 1079305), (73, 842745), (95, 647583), (219, 280915), (285, 215861), (365, 168549), (1095, 56183), (1387, 44355), (2957, 20805), (4161, 14785), (6935, 8871)]