53721801

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 91728000

約数和(自身を除く): 38006199

約数列:

[1, 3, 7, 9, 21, 59, 63, 97, 149, 177, 291, 413, 447, 531, 679, 873, 1043, 1239, 1341, 2037, 3129, 3717, 5723, 6111, 8791, 9387, 14453, 17169, 26373, 40061, 43359, 51507, 61537, 79119, 101171, 120183, 130077, 184611, 303513, 360549, 553833, 852727, 910539, 2558181, 5969089, 7674543, 17907267, 53721801]

約数ペア:

[(1, 53721801), (3, 17907267), (7, 7674543), (9, 5969089), (21, 2558181), (59, 910539), (63, 852727), (97, 553833), (149, 360549), (177, 303513), (291, 184611), (413, 130077), (447, 120183), (531, 101171), (679, 79119), (873, 61537), (1043, 51507), (1239, 43359), (1341, 40061), (2037, 26373), (3129, 17169), (3717, 14453), (5723, 9387), (6111, 8791)]