7801398

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 72

約数和(自身を含む): 19518408

約数和(自身を除く): 11717010

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 41, 62, 66, 82, 93, 99, 123, 186, 198, 246, 279, 341, 369, 451, 558, 682, 738, 902, 961, 1023, 1271, 1353, 1922, 2046, 2542, 2706, 2883, 3069, 3813, 4059, 5766, 6138, 7626, 8118, 8649, 10571, 11439, 13981, 17298, 21142, 22878, 27962, 31713, 39401, 41943, 63426, 78802, 83886, 95139, 118203, 125829, 190278, 236406, 251658, 354609, 433411, 709218, 866822, 1300233, 2600466, 3900699, 7801398]

約数ペア:

[(1, 7801398), (2, 3900699), (3, 2600466), (6, 1300233), (9, 866822), (11, 709218), (18, 433411), (22, 354609), (31, 251658), (33, 236406), (41, 190278), (62, 125829), (66, 118203), (82, 95139), (93, 83886), (99, 78802), (123, 63426), (186, 41943), (198, 39401), (246, 31713), (279, 27962), (341, 22878), (369, 21142), (451, 17298), (558, 13981), (682, 11439), (738, 10571), (902, 8649), (961, 8118), (1023, 7626), (1271, 6138), (1353, 5766), (1922, 4059), (2046, 3813), (2542, 3069), (2706, 2883)]