1261892788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{2477}}^1$

素因数の和:2692

約数の個数: 48

約数和(自身を含む): 2427468624

約数和(自身を除く): 1165575836

約数列:

[1, 2, 4, 13, 26, 52, 97, 101, 194, 202, 388, 404, 1261, 1313, 2477, 2522, 2626, 4954, 5044, 5252, 9797, 9908, 19594, 32201, 39188, 64402, 127361, 128804, 240269, 250177, 254722, 480538, 500354, 509444, 961076, 1000708, 3123497, 3252301, 6246994, 6504602, 12493988, 13009204, 24267169, 48534338, 97068676, 315473197, 630946394, 1261892788]

約数ペア:

[(1, 1261892788), (2, 630946394), (4, 315473197), (13, 97068676), (26, 48534338), (52, 24267169), (97, 13009204), (101, 12493988), (194, 6504602), (202, 6246994), (388, 3252301), (404, 3123497), (1261, 1000708), (1313, 961076), (2477, 509444), (2522, 500354), (2626, 480538), (4954, 254722), (5044, 250177), (5252, 240269), (9797, 128804), (9908, 127361), (19594, 64402), (32201, 39188)]