388421892

素因数分解:

$2^2\times 3^5\times {\mathrm{61}}^1\times {\mathrm{6551}}^1$

素因数の和:6631

約数の個数: 72

約数和(自身を含む): 1035058752

約数和(自身を除く): 646636860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 81, 108, 122, 162, 183, 243, 244, 324, 366, 486, 549, 732, 972, 1098, 1647, 2196, 3294, 4941, 6551, 6588, 9882, 13102, 14823, 19653, 19764, 26204, 29646, 39306, 58959, 59292, 78612, 117918, 176877, 235836, 353754, 399611, 530631, 707508, 799222, 1061262, 1198833, 1591893, 1598444, 2122524, 2397666, 3183786, 3596499, 4795332, 6367572, 7192998, 10789497, 14385996, 21578994, 32368491, 43157988, 64736982, 97105473, 129473964, 194210946, 388421892]

約数ペア:

[(1, 388421892), (2, 194210946), (3, 129473964), (4, 97105473), (6, 64736982), (9, 43157988), (12, 32368491), (18, 21578994), (27, 14385996), (36, 10789497), (54, 7192998), (61, 6367572), (81, 4795332), (108, 3596499), (122, 3183786), (162, 2397666), (183, 2122524), (243, 1598444), (244, 1591893), (324, 1198833), (366, 1061262), (486, 799222), (549, 707508), (732, 530631), (972, 399611), (1098, 353754), (1647, 235836), (2196, 176877), (3294, 117918), (4941, 78612), (6551, 59292), (6588, 58959), (9882, 39306), (13102, 29646), (14823, 26204), (19653, 19764)]