201653915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 267411456

約数和(自身を除く): 65757541

約数列:

[1, 5, 17, 31, 85, 103, 155, 515, 527, 743, 1751, 2635, 3193, 3715, 8755, 12631, 15965, 23033, 54281, 63155, 76529, 115165, 271405, 382645, 391561, 1300993, 1957805, 2372399, 6504965, 11861995, 40330783, 201653915]

約数ペア:

[(1, 201653915), (5, 40330783), (17, 11861995), (31, 6504965), (85, 2372399), (103, 1957805), (155, 1300993), (515, 391561), (527, 382645), (743, 271405), (1751, 115165), (2635, 76529), (3193, 63155), (3715, 54281), (8755, 23033), (12631, 15965)]