210890746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{991}}^1$

素因数の和:1590

約数の個数: 32

約数和(自身を含む): 366405120

約数和(自身を除く): 155514374

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 569, 991, 1138, 1982, 6259, 9673, 10901, 12518, 16847, 19346, 21802, 33694, 106403, 185317, 212806, 370634, 563879, 1127758, 6202669, 9585943, 12405338, 19171886, 105445373, 210890746]

約数ペア:

[(1, 210890746), (2, 105445373), (11, 19171886), (17, 12405338), (22, 9585943), (34, 6202669), (187, 1127758), (374, 563879), (569, 370634), (991, 212806), (1138, 185317), (1982, 106403), (6259, 33694), (9673, 21802), (10901, 19346), (12518, 16847)]