31729516

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1429}}^1$

素因数の和:1514

約数の個数: 48

約数和(自身を含む): 69509440

約数和(自身を除く): 37779924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 61, 91, 122, 182, 244, 364, 427, 793, 854, 1429, 1586, 1708, 2858, 3172, 5551, 5716, 10003, 11102, 18577, 20006, 22204, 37154, 40012, 74308, 87169, 130039, 174338, 260078, 348676, 520156, 610183, 1133197, 1220366, 2266394, 2440732, 4532788, 7932379, 15864758, 31729516]

約数ペア:

[(1, 31729516), (2, 15864758), (4, 7932379), (7, 4532788), (13, 2440732), (14, 2266394), (26, 1220366), (28, 1133197), (52, 610183), (61, 520156), (91, 348676), (122, 260078), (182, 174338), (244, 130039), (364, 87169), (427, 74308), (793, 40012), (854, 37154), (1429, 22204), (1586, 20006), (1708, 18577), (2858, 11102), (3172, 10003), (5551, 5716)]