57271998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 136120320

約数和(自身を除く): 78848322

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 79, 82, 123, 158, 237, 246, 287, 421, 474, 553, 574, 842, 861, 1106, 1263, 1659, 1722, 2526, 2947, 3239, 3318, 5894, 6478, 8841, 9717, 17261, 17682, 19434, 22673, 33259, 34522, 45346, 51783, 66518, 68019, 99777, 103566, 120827, 136038, 199554, 232813, 241654, 362481, 465626, 698439, 724962, 1363619, 1396878, 2727238, 4090857, 8181714, 9545333, 19090666, 28635999, 57271998]

約数ペア:

[(1, 57271998), (2, 28635999), (3, 19090666), (6, 9545333), (7, 8181714), (14, 4090857), (21, 2727238), (41, 1396878), (42, 1363619), (79, 724962), (82, 698439), (123, 465626), (158, 362481), (237, 241654), (246, 232813), (287, 199554), (421, 136038), (474, 120827), (553, 103566), (574, 99777), (842, 68019), (861, 66518), (1106, 51783), (1263, 45346), (1659, 34522), (1722, 33259), (2526, 22673), (2947, 19434), (3239, 17682), (3318, 17261), (5894, 9717), (6478, 8841)]