397897367070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{270678481}}^1$

素因数の和:270678505

約数の個数: 48

約数和(自身を含む): 1110864490128

約数和(自身を除く): 712967123058

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 270678481, 541356962, 812035443, 1353392405, 1624070886, 1894749367, 2706784810, 3789498734, 4060177215, 5684248101, 8120354430, 9473746835, 11368496202, 13263245569, 18947493670, 26526491138, 28421240505, 39789736707, 56842481010, 66316227845, 79579473414, 132632455690, 198948683535, 397897367070]

約数ペア:

[(1, 397897367070), (2, 198948683535), (3, 132632455690), (5, 79579473414), (6, 66316227845), (7, 56842481010), (10, 39789736707), (14, 28421240505), (15, 26526491138), (21, 18947493670), (30, 13263245569), (35, 11368496202), (42, 9473746835), (49, 8120354430), (70, 5684248101), (98, 4060177215), (105, 3789498734), (147, 2706784810), (210, 1894749367), (245, 1624070886), (294, 1353392405), (490, 812035443), (735, 541356962), (1470, 270678481)]