890243028

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{135131}}^1$

素因数の和:135205

約数の個数: 48

約数和(自身を含む): 2345891520

約数和(自身を除く): 1455648492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 244, 366, 549, 732, 1098, 1647, 2196, 3294, 6588, 135131, 270262, 405393, 540524, 810786, 1216179, 1621572, 2432358, 3648537, 4864716, 7297074, 8242991, 14594148, 16485982, 24728973, 32971964, 49457946, 74186919, 98915892, 148373838, 222560757, 296747676, 445121514, 890243028]

約数ペア:

[(1, 890243028), (2, 445121514), (3, 296747676), (4, 222560757), (6, 148373838), (9, 98915892), (12, 74186919), (18, 49457946), (27, 32971964), (36, 24728973), (54, 16485982), (61, 14594148), (108, 8242991), (122, 7297074), (183, 4864716), (244, 3648537), (366, 2432358), (549, 1621572), (732, 1216179), (1098, 810786), (1647, 540524), (2196, 405393), (3294, 270262), (6588, 135131)]