209726685

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5413}}^1$

素因数の和:5475

約数の個数: 64

約数和(自身を含む): 436584960

約数和(自身を除く): 226858275

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 63, 105, 123, 135, 189, 205, 287, 315, 369, 615, 861, 945, 1107, 1435, 1845, 2583, 4305, 5413, 5535, 7749, 12915, 16239, 27065, 37891, 38745, 48717, 81195, 113673, 146151, 189455, 221933, 243585, 341019, 568365, 665799, 730755, 1023057, 1109665, 1553531, 1705095, 1997397, 3328995, 4660593, 5115285, 5992191, 7767655, 9986985, 13981779, 23302965, 29960955, 41945337, 69908895, 209726685]

約数ペア:

[(1, 209726685), (3, 69908895), (5, 41945337), (7, 29960955), (9, 23302965), (15, 13981779), (21, 9986985), (27, 7767655), (35, 5992191), (41, 5115285), (45, 4660593), (63, 3328995), (105, 1997397), (123, 1705095), (135, 1553531), (189, 1109665), (205, 1023057), (287, 730755), (315, 665799), (369, 568365), (615, 341019), (861, 243585), (945, 221933), (1107, 189455), (1435, 146151), (1845, 113673), (2583, 81195), (4305, 48717), (5413, 38745), (5535, 37891), (7749, 27065), (12915, 16239)]