66687975

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{3187}}^1$

素因数の和:3237

約数の個数: 48

約数和(自身を含む): 126499840

約数和(自身を除く): 59811865

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 775, 837, 1395, 2325, 3187, 4185, 6975, 9561, 15935, 20925, 28683, 47805, 79675, 86049, 98797, 143415, 239025, 296391, 430245, 493985, 717075, 889173, 1481955, 2151225, 2469925, 2667519, 4445865, 7409775, 13337595, 22229325, 66687975]

約数ペア:

[(1, 66687975), (3, 22229325), (5, 13337595), (9, 7409775), (15, 4445865), (25, 2667519), (27, 2469925), (31, 2151225), (45, 1481955), (75, 889173), (93, 717075), (135, 493985), (155, 430245), (225, 296391), (279, 239025), (465, 143415), (675, 98797), (775, 86049), (837, 79675), (1395, 47805), (2325, 28683), (3187, 20925), (4185, 15935), (6975, 9561)]