321886495

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 482236416

約数和(自身を除く): 160349921

約数列:

[1, 5, 7, 23, 35, 37, 101, 107, 115, 161, 185, 259, 505, 535, 707, 749, 805, 851, 1295, 2323, 2461, 3535, 3737, 3745, 3959, 4255, 5957, 10807, 11615, 12305, 16261, 17227, 18685, 19795, 26159, 27713, 29785, 54035, 75649, 81305, 85951, 86135, 91057, 130795, 138565, 248561, 378245, 399859, 429755, 455285, 601657, 637399, 1242805, 1739927, 1999295, 2799013, 3008285, 3186995, 8699635, 9196757, 13995065, 45983785, 64377299, 321886495]

約数ペア:

[(1, 321886495), (5, 64377299), (7, 45983785), (23, 13995065), (35, 9196757), (37, 8699635), (101, 3186995), (107, 3008285), (115, 2799013), (161, 1999295), (185, 1739927), (259, 1242805), (505, 637399), (535, 601657), (707, 455285), (749, 429755), (805, 399859), (851, 378245), (1295, 248561), (2323, 138565), (2461, 130795), (3535, 91057), (3737, 86135), (3745, 85951), (3959, 81305), (4255, 75649), (5957, 54035), (10807, 29785), (11615, 27713), (12305, 26159), (16261, 19795), (17227, 18685)]