131010390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{207953}}^1$

素因数の和:207973

約数の個数: 48

約数和(自身を含む): 389289888

約数和(自身を除く): 258279498

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 207953, 415906, 623859, 1039765, 1247718, 1455671, 1871577, 2079530, 2911342, 3119295, 3743154, 4367013, 6238590, 7278355, 8734026, 9357885, 13101039, 14556710, 18715770, 21835065, 26202078, 43670130, 65505195, 131010390]

約数ペア:

[(1, 131010390), (2, 65505195), (3, 43670130), (5, 26202078), (6, 21835065), (7, 18715770), (9, 14556710), (10, 13101039), (14, 9357885), (15, 8734026), (18, 7278355), (21, 6238590), (30, 4367013), (35, 3743154), (42, 3119295), (45, 2911342), (63, 2079530), (70, 1871577), (90, 1455671), (105, 1247718), (126, 1039765), (210, 623859), (315, 415906), (630, 207953)]