213603012

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2179}}^1$

素因数の和:2585

約数の個数: 72

約数和(自身を含む): 618945600

約数和(自身を除く): 405342588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 389, 778, 1167, 1556, 2179, 2334, 2723, 3501, 4358, 4668, 5446, 6537, 7002, 8169, 8716, 10892, 13074, 14004, 15253, 16338, 19611, 24507, 26148, 30506, 32676, 39222, 45759, 49014, 61012, 78444, 91518, 98028, 137277, 183036, 274554, 549108, 847631, 1695262, 2542893, 3390524, 5085786, 5933417, 7628679, 10171572, 11866834, 15257358, 17800251, 23733668, 30514716, 35600502, 53400753, 71201004, 106801506, 213603012]

約数ペア:

[(1, 213603012), (2, 106801506), (3, 71201004), (4, 53400753), (6, 35600502), (7, 30514716), (9, 23733668), (12, 17800251), (14, 15257358), (18, 11866834), (21, 10171572), (28, 7628679), (36, 5933417), (42, 5085786), (63, 3390524), (84, 2542893), (126, 1695262), (252, 847631), (389, 549108), (778, 274554), (1167, 183036), (1556, 137277), (2179, 98028), (2334, 91518), (2723, 78444), (3501, 61012), (4358, 49014), (4668, 45759), (5446, 39222), (6537, 32676), (7002, 30506), (8169, 26148), (8716, 24507), (10892, 19611), (13074, 16338), (14004, 15253)]