217554708

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{369991}}^1$

素因数の和:370012

約数の個数: 36

約数和(自身を含む): 590507232

約数和(自身を除く): 372952524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 369991, 739982, 1109973, 1479964, 2219946, 2589937, 4439892, 5179874, 7769811, 10359748, 15539622, 18129559, 31079244, 36259118, 54388677, 72518236, 108777354, 217554708]

約数ペア:

[(1, 217554708), (2, 108777354), (3, 72518236), (4, 54388677), (6, 36259118), (7, 31079244), (12, 18129559), (14, 15539622), (21, 10359748), (28, 7769811), (42, 5179874), (49, 4439892), (84, 2589937), (98, 2219946), (147, 1479964), (196, 1109973), (294, 739982), (588, 369991)]