489792498

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8807}}^1$

素因数の和:8879

約数の個数: 64

約数和(自身を含む): 1136443392

約数和(自身を除く): 646650894

約数列:

[1, 2, 3, 6, 13, 23, 26, 31, 39, 46, 62, 69, 78, 93, 138, 186, 299, 403, 598, 713, 806, 897, 1209, 1426, 1794, 2139, 2418, 4278, 8807, 9269, 17614, 18538, 26421, 27807, 52842, 55614, 114491, 202561, 228982, 273017, 343473, 405122, 546034, 607683, 686946, 819051, 1215366, 1638102, 2633293, 3549221, 5266586, 6279391, 7098442, 7899879, 10647663, 12558782, 15799758, 18838173, 21295326, 37676346, 81632083, 163264166, 244896249, 489792498]

約数ペア:

[(1, 489792498), (2, 244896249), (3, 163264166), (6, 81632083), (13, 37676346), (23, 21295326), (26, 18838173), (31, 15799758), (39, 12558782), (46, 10647663), (62, 7899879), (69, 7098442), (78, 6279391), (93, 5266586), (138, 3549221), (186, 2633293), (299, 1638102), (403, 1215366), (598, 819051), (713, 686946), (806, 607683), (897, 546034), (1209, 405122), (1426, 343473), (1794, 273017), (2139, 228982), (2418, 202561), (4278, 114491), (8807, 55614), (9269, 52842), (17614, 27807), (18538, 26421)]