561204

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 1729728

約数和(自身を除く): 1168524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 131, 153, 204, 238, 252, 262, 306, 357, 393, 476, 524, 612, 714, 786, 917, 1071, 1179, 1428, 1572, 1834, 2142, 2227, 2358, 2751, 3668, 4284, 4454, 4716, 5502, 6681, 8253, 8908, 11004, 13362, 15589, 16506, 20043, 26724, 31178, 33012, 40086, 46767, 62356, 80172, 93534, 140301, 187068, 280602, 561204]

約数ペア:

[(1, 561204), (2, 280602), (3, 187068), (4, 140301), (6, 93534), (7, 80172), (9, 62356), (12, 46767), (14, 40086), (17, 33012), (18, 31178), (21, 26724), (28, 20043), (34, 16506), (36, 15589), (42, 13362), (51, 11004), (63, 8908), (68, 8253), (84, 6681), (102, 5502), (119, 4716), (126, 4454), (131, 4284), (153, 3668), (204, 2751), (238, 2358), (252, 2227), (262, 2142), (306, 1834), (357, 1572), (393, 1428), (476, 1179), (524, 1071), (612, 917), (714, 786)]