646566481736

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2423}}^1\times {\mathrm{42169}}^1$

素因数の和:44718

約数の個数: 64

約数和(自身を含む): 1398370694400

約数和(自身を除く): 751804212664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 2423, 3164, 4846, 6328, 9692, 16961, 19384, 33922, 42169, 67844, 84338, 135688, 168676, 273799, 295183, 337352, 547598, 590366, 1095196, 1180732, 1916593, 2190392, 2361464, 3833186, 4765097, 7666372, 9530194, 15332744, 19060388, 33355679, 38120776, 66711358, 102175487, 133422716, 204350974, 266845432, 408701948, 715228409, 817403896, 1430456818, 2860913636, 5721827272, 11545830031, 23091660062, 46183320124, 80820810217, 92366640248, 161641620434, 323283240868, 646566481736]

約数ペア:

[(1, 646566481736), (2, 323283240868), (4, 161641620434), (7, 92366640248), (8, 80820810217), (14, 46183320124), (28, 23091660062), (56, 11545830031), (113, 5721827272), (226, 2860913636), (452, 1430456818), (791, 817403896), (904, 715228409), (1582, 408701948), (2423, 266845432), (3164, 204350974), (4846, 133422716), (6328, 102175487), (9692, 66711358), (16961, 38120776), (19384, 33355679), (33922, 19060388), (42169, 15332744), (67844, 9530194), (84338, 7666372), (135688, 4765097), (168676, 3833186), (273799, 2361464), (295183, 2190392), (337352, 1916593), (547598, 1180732), (590366, 1095196)]