7978026

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{113}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 18856512

約数和(自身を除く): 10878486

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 113, 123, 226, 246, 287, 339, 574, 678, 791, 861, 1582, 1681, 1722, 2373, 3362, 4633, 4746, 5043, 9266, 10086, 11767, 13899, 23534, 27798, 32431, 35301, 64862, 70602, 97293, 189953, 194586, 379906, 569859, 1139718, 1329671, 2659342, 3989013, 7978026]

約数ペア:

[(1, 7978026), (2, 3989013), (3, 2659342), (6, 1329671), (7, 1139718), (14, 569859), (21, 379906), (41, 194586), (42, 189953), (82, 97293), (113, 70602), (123, 64862), (226, 35301), (246, 32431), (287, 27798), (339, 23534), (574, 13899), (678, 11767), (791, 10086), (861, 9266), (1582, 5043), (1681, 4746), (1722, 4633), (2373, 3362)]