17740986055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{953}}^1\times {\mathrm{991}}^1$

素因数の和:1996

約数の個数: 48

約数和(自身を含む): 24404937984

約数和(自身を除く): 6663951929

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 953, 991, 1105, 1445, 3757, 4765, 4955, 12389, 12883, 16201, 16847, 18785, 61945, 64415, 81005, 84235, 210613, 219011, 275417, 286399, 944423, 1053065, 1095055, 1377085, 1431995, 3580421, 3723187, 4722115, 12277499, 16055191, 17902105, 18615935, 61387495, 80275955, 208717483, 272938247, 1043587415, 1364691235, 3548197211, 17740986055]

約数ペア:

[(1, 17740986055), (5, 3548197211), (13, 1364691235), (17, 1043587415), (65, 272938247), (85, 208717483), (221, 80275955), (289, 61387495), (953, 18615935), (991, 17902105), (1105, 16055191), (1445, 12277499), (3757, 4722115), (4765, 3723187), (4955, 3580421), (12389, 1431995), (12883, 1377085), (16201, 1095055), (16847, 1053065), (18785, 944423), (61945, 286399), (64415, 275417), (81005, 219011), (84235, 210613)]