227987175

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 442193920

約数和(自身を除く): 214206745

約数列:

[1, 3, 5, 13, 15, 19, 25, 31, 39, 57, 65, 75, 93, 95, 155, 195, 247, 285, 325, 397, 403, 465, 475, 589, 741, 775, 975, 1191, 1209, 1235, 1425, 1767, 1985, 2015, 2325, 2945, 3705, 5161, 5955, 6045, 6175, 7543, 7657, 8835, 9925, 10075, 12307, 14725, 15483, 18525, 22629, 22971, 25805, 29775, 30225, 36921, 37715, 38285, 44175, 61535, 77415, 98059, 113145, 114855, 129025, 159991, 184605, 188575, 191425, 233833, 294177, 307675, 387075, 479973, 490295, 565725, 574275, 701499, 799955, 923025, 1169165, 1470885, 2399865, 2451475, 3039829, 3507495, 3999775, 5845825, 7354425, 9119487, 11999325, 15199145, 17537475, 45597435, 75995725, 227987175]

約数ペア:

[(1, 227987175), (3, 75995725), (5, 45597435), (13, 17537475), (15, 15199145), (19, 11999325), (25, 9119487), (31, 7354425), (39, 5845825), (57, 3999775), (65, 3507495), (75, 3039829), (93, 2451475), (95, 2399865), (155, 1470885), (195, 1169165), (247, 923025), (285, 799955), (325, 701499), (397, 574275), (403, 565725), (465, 490295), (475, 479973), (589, 387075), (741, 307675), (775, 294177), (975, 233833), (1191, 191425), (1209, 188575), (1235, 184605), (1425, 159991), (1767, 129025), (1985, 114855), (2015, 113145), (2325, 98059), (2945, 77415), (3705, 61535), (5161, 44175), (5955, 38285), (6045, 37715), (6175, 36921), (7543, 30225), (7657, 29775), (8835, 25805), (9925, 22971), (10075, 22629), (12307, 18525), (14725, 15483)]