642344388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{449821}}^1$

素因数の和:449852

約数の個数: 48

約数和(自身を含む): 1813682304

約数和(自身を除く): 1171337916

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 449821, 899642, 1349463, 1799284, 2698926, 3148747, 5397852, 6297494, 7646957, 9446241, 12594988, 15293914, 18892482, 22940871, 30587828, 37784964, 45881742, 53528699, 91763484, 107057398, 160586097, 214114796, 321172194, 642344388]

約数ペア:

[(1, 642344388), (2, 321172194), (3, 214114796), (4, 160586097), (6, 107057398), (7, 91763484), (12, 53528699), (14, 45881742), (17, 37784964), (21, 30587828), (28, 22940871), (34, 18892482), (42, 15293914), (51, 12594988), (68, 9446241), (84, 7646957), (102, 6297494), (119, 5397852), (204, 3148747), (238, 2698926), (357, 1799284), (476, 1349463), (714, 899642), (1428, 449821)]