31751964

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:851

約数の個数: 72

約数和(自身を含む): 85984080

約数和(自身を除く): 54232116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 61, 76, 114, 122, 171, 183, 228, 244, 342, 366, 549, 684, 732, 761, 1098, 1159, 1522, 2196, 2283, 2318, 3044, 3477, 4566, 4636, 6849, 6954, 9132, 10431, 13698, 13908, 14459, 20862, 27396, 28918, 41724, 43377, 46421, 57836, 86754, 92842, 130131, 139263, 173508, 185684, 260262, 278526, 417789, 520524, 557052, 835578, 881999, 1671156, 1763998, 2645997, 3527996, 5291994, 7937991, 10583988, 15875982, 31751964]

約数ペア:

[(1, 31751964), (2, 15875982), (3, 10583988), (4, 7937991), (6, 5291994), (9, 3527996), (12, 2645997), (18, 1763998), (19, 1671156), (36, 881999), (38, 835578), (57, 557052), (61, 520524), (76, 417789), (114, 278526), (122, 260262), (171, 185684), (183, 173508), (228, 139263), (244, 130131), (342, 92842), (366, 86754), (549, 57836), (684, 46421), (732, 43377), (761, 41724), (1098, 28918), (1159, 27396), (1522, 20862), (2196, 14459), (2283, 13908), (2318, 13698), (3044, 10431), (3477, 9132), (4566, 6954), (4636, 6849)]