123799788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2203}}^1$

素因数の和:2443

約数の個数: 72

約数和(自身を含む): 359410688

約数和(自身を除く): 235610900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 223, 252, 446, 669, 892, 1338, 1561, 2007, 2203, 2676, 3122, 4014, 4406, 4683, 6244, 6609, 8028, 8812, 9366, 13218, 14049, 15421, 18732, 19827, 26436, 28098, 30842, 39654, 46263, 56196, 61684, 79308, 92526, 138789, 185052, 277578, 491269, 555156, 982538, 1473807, 1965076, 2947614, 3438883, 4421421, 5895228, 6877766, 8842842, 10316649, 13755532, 17685684, 20633298, 30949947, 41266596, 61899894, 123799788]

約数ペア:

[(1, 123799788), (2, 61899894), (3, 41266596), (4, 30949947), (6, 20633298), (7, 17685684), (9, 13755532), (12, 10316649), (14, 8842842), (18, 6877766), (21, 5895228), (28, 4421421), (36, 3438883), (42, 2947614), (63, 1965076), (84, 1473807), (126, 982538), (223, 555156), (252, 491269), (446, 277578), (669, 185052), (892, 138789), (1338, 92526), (1561, 79308), (2007, 61684), (2203, 56196), (2676, 46263), (3122, 39654), (4014, 30842), (4406, 28098), (4683, 26436), (6244, 19827), (6609, 18732), (8028, 15421), (8812, 14049), (9366, 13218)]