155991108

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20407}}^1$

素因数の和:20441

約数の個数: 72

約数和(自身を含む): 455996352

約数和(自身を除く): 300005244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 20407, 40814, 61221, 81628, 122442, 142849, 244884, 265291, 285698, 428547, 530582, 571396, 795873, 857094, 999943, 1061164, 1591746, 1714188, 1857037, 1999886, 2999829, 3183492, 3714074, 3999772, 5571111, 5999658, 7428148, 11142222, 11999316, 12999259, 22284444, 25998518, 38997777, 51997036, 77995554, 155991108]

約数ペア:

[(1, 155991108), (2, 77995554), (3, 51997036), (4, 38997777), (6, 25998518), (7, 22284444), (12, 12999259), (13, 11999316), (14, 11142222), (21, 7428148), (26, 5999658), (28, 5571111), (39, 3999772), (42, 3714074), (49, 3183492), (52, 2999829), (78, 1999886), (84, 1857037), (91, 1714188), (98, 1591746), (147, 1061164), (156, 999943), (182, 857094), (196, 795873), (273, 571396), (294, 530582), (364, 428547), (546, 285698), (588, 265291), (637, 244884), (1092, 142849), (1274, 122442), (1911, 81628), (2548, 61221), (3822, 40814), (7644, 20407)]