221497682

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 410572800

約数和(自身を除く): 189075118

約数列:

[1, 2, 7, 14, 23, 46, 59, 89, 118, 131, 161, 178, 262, 322, 413, 623, 826, 917, 1246, 1357, 1834, 2047, 2714, 3013, 4094, 5251, 6026, 7729, 9499, 10502, 11659, 14329, 15458, 18998, 21091, 23318, 28658, 36757, 42182, 54103, 73514, 81613, 108206, 120773, 163226, 177767, 241546, 268157, 355534, 536314, 687881, 845411, 1244369, 1375762, 1690822, 1877099, 2488738, 3754198, 4815167, 9630334, 15821263, 31642526, 110748841, 221497682]

約数ペア:

[(1, 221497682), (2, 110748841), (7, 31642526), (14, 15821263), (23, 9630334), (46, 4815167), (59, 3754198), (89, 2488738), (118, 1877099), (131, 1690822), (161, 1375762), (178, 1244369), (262, 845411), (322, 687881), (413, 536314), (623, 355534), (826, 268157), (917, 241546), (1246, 177767), (1357, 163226), (1834, 120773), (2047, 108206), (2714, 81613), (3013, 73514), (4094, 54103), (5251, 42182), (6026, 36757), (7729, 28658), (9499, 23318), (10502, 21091), (11659, 18998), (14329, 15458)]