401528028258

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1293841}}^1$

素因数の和:1294680

約数の個数: 64

約数和(自身を含む): 1020996599040

約数和(自身を除く): 619468570782

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 821, 1642, 2463, 4926, 5747, 7389, 11494, 14778, 17241, 22167, 34482, 44334, 51723, 103446, 155169, 310338, 1293841, 2587682, 3881523, 7763046, 9056887, 11644569, 18113774, 23289138, 27170661, 34933707, 54341322, 69867414, 81511983, 163023966, 244535949, 489071898, 1062243461, 2124486922, 3186730383, 6373460766, 7435704227, 9560191149, 14871408454, 19120382298, 22307112681, 28680573447, 44614225362, 57361146894, 66921338043, 133842676086, 200764014129, 401528028258]

約数ペア:

[(1, 401528028258), (2, 200764014129), (3, 133842676086), (6, 66921338043), (7, 57361146894), (9, 44614225362), (14, 28680573447), (18, 22307112681), (21, 19120382298), (27, 14871408454), (42, 9560191149), (54, 7435704227), (63, 6373460766), (126, 3186730383), (189, 2124486922), (378, 1062243461), (821, 489071898), (1642, 244535949), (2463, 163023966), (4926, 81511983), (5747, 69867414), (7389, 54341322), (11494, 34933707), (14778, 27170661), (17241, 23289138), (22167, 18113774), (34482, 11644569), (44334, 9056887), (51723, 7763046), (103446, 3881523), (155169, 2587682), (310338, 1293841)]