9947210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 23369472

約数和(自身を除く): 13422262

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 643, 910, 1105, 1190, 1286, 1547, 2210, 3094, 3215, 4501, 6430, 7735, 8359, 9002, 10931, 15470, 16718, 21862, 22505, 41795, 45010, 54655, 58513, 76517, 83590, 109310, 117026, 142103, 153034, 284206, 292565, 382585, 585130, 710515, 765170, 994721, 1421030, 1989442, 4973605, 9947210]

約数ペア:

[(1, 9947210), (2, 4973605), (5, 1989442), (7, 1421030), (10, 994721), (13, 765170), (14, 710515), (17, 585130), (26, 382585), (34, 292565), (35, 284206), (65, 153034), (70, 142103), (85, 117026), (91, 109310), (119, 83590), (130, 76517), (170, 58513), (182, 54655), (221, 45010), (238, 41795), (442, 22505), (455, 21862), (595, 16718), (643, 15470), (910, 10931), (1105, 9002), (1190, 8359), (1286, 7735), (1547, 6430), (2210, 4501), (3094, 3215)]