197261455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 270908064

約数和(自身を除く): 73646609

約数列:

[1, 5, 17, 23, 41, 85, 107, 115, 205, 391, 529, 535, 697, 943, 1819, 1955, 2461, 2645, 3485, 4387, 4715, 8993, 9095, 12305, 16031, 21689, 21935, 41837, 44965, 56603, 74579, 80155, 100901, 108445, 209185, 283015, 368713, 372895, 504505, 962251, 1715317, 1843565, 2320723, 4811255, 8576585, 11603615, 39452291, 197261455]

約数ペア:

[(1, 197261455), (5, 39452291), (17, 11603615), (23, 8576585), (41, 4811255), (85, 2320723), (107, 1843565), (115, 1715317), (205, 962251), (391, 504505), (529, 372895), (535, 368713), (697, 283015), (943, 209185), (1819, 108445), (1955, 100901), (2461, 80155), (2645, 74579), (3485, 56603), (4387, 44965), (4715, 41837), (8993, 21935), (9095, 21689), (12305, 16031)]