397315170

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{630659}}^1$

素因数の和:630679

約数の個数: 48

約数和(自身を含む): 1180595520

約数和(自身を除く): 783280350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 630659, 1261318, 1891977, 3153295, 3783954, 4414613, 5675931, 6306590, 8829226, 9459885, 11351862, 13243839, 18919770, 22073065, 26487678, 28379655, 39731517, 44146130, 56759310, 66219195, 79463034, 132438390, 198657585, 397315170]

約数ペア:

[(1, 397315170), (2, 198657585), (3, 132438390), (5, 79463034), (6, 66219195), (7, 56759310), (9, 44146130), (10, 39731517), (14, 28379655), (15, 26487678), (18, 22073065), (21, 18919770), (30, 13243839), (35, 11351862), (42, 9459885), (45, 8829226), (63, 6306590), (70, 5675931), (90, 4414613), (105, 3783954), (126, 3153295), (210, 1891977), (315, 1261318), (630, 630659)]