25278645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12671}}^1$

素因数の和:12705

約数の個数: 32

約数和(自身を含む): 48660480

約数和(自身を除く): 23381835

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 12671, 38013, 63355, 88697, 190065, 240749, 266091, 443485, 722247, 1203745, 1330455, 1685243, 3611235, 5055729, 8426215, 25278645]

約数ペア:

[(1, 25278645), (3, 8426215), (5, 5055729), (7, 3611235), (15, 1685243), (19, 1330455), (21, 1203745), (35, 722247), (57, 443485), (95, 266091), (105, 240749), (133, 190065), (285, 88697), (399, 63355), (665, 38013), (1995, 12671)]