217789908

素因数分解:

$2^2\times 3^1\times 7^4\times {\mathrm{7559}}^1$

素因数の和:7594

約数の個数: 60

約数和(自身を含む): 592915680

約数和(自身を除く): 375125772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 2401, 4116, 4802, 7203, 7559, 9604, 14406, 15118, 22677, 28812, 30236, 45354, 52913, 90708, 105826, 158739, 211652, 317478, 370391, 634956, 740782, 1111173, 1481564, 2222346, 2592737, 4444692, 5185474, 7778211, 10370948, 15556422, 18149159, 31112844, 36298318, 54447477, 72596636, 108894954, 217789908]

約数ペア:

[(1, 217789908), (2, 108894954), (3, 72596636), (4, 54447477), (6, 36298318), (7, 31112844), (12, 18149159), (14, 15556422), (21, 10370948), (28, 7778211), (42, 5185474), (49, 4444692), (84, 2592737), (98, 2222346), (147, 1481564), (196, 1111173), (294, 740782), (343, 634956), (588, 370391), (686, 317478), (1029, 211652), (1372, 158739), (2058, 105826), (2401, 90708), (4116, 52913), (4802, 45354), (7203, 30236), (7559, 28812), (9604, 22677), (14406, 15118)]