1640984865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{290183}}^1$

素因数の和:290233

約数の個数: 32

約数和(自身を含む): 2925054720

約数和(自身を除く): 1284069855

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 5655, 290183, 870549, 1450915, 3772379, 4352745, 8415307, 11317137, 18861895, 25245921, 42076535, 56585685, 109398991, 126229605, 328196973, 546994955, 1640984865]

約数ペア:

[(1, 1640984865), (3, 546994955), (5, 328196973), (13, 126229605), (15, 109398991), (29, 56585685), (39, 42076535), (65, 25245921), (87, 18861895), (145, 11317137), (195, 8415307), (377, 4352745), (435, 3772379), (1131, 1450915), (1885, 870549), (5655, 290183)]