31477586

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 59996160

約数和(自身を除く): 28518574

約数列:

[1, 2, 7, 14, 29, 31, 41, 58, 61, 62, 82, 122, 203, 217, 287, 406, 427, 434, 574, 854, 899, 1189, 1271, 1769, 1798, 1891, 2378, 2501, 2542, 3538, 3782, 5002, 6293, 8323, 8897, 12383, 12586, 13237, 16646, 17507, 17794, 24766, 26474, 35014, 36859, 54839, 72529, 73718, 77531, 109678, 145058, 155062, 258013, 383873, 507703, 516026, 542717, 767746, 1015406, 1085434, 2248399, 4496798, 15738793, 31477586]

約数ペア:

[(1, 31477586), (2, 15738793), (7, 4496798), (14, 2248399), (29, 1085434), (31, 1015406), (41, 767746), (58, 542717), (61, 516026), (62, 507703), (82, 383873), (122, 258013), (203, 155062), (217, 145058), (287, 109678), (406, 77531), (427, 73718), (434, 72529), (574, 54839), (854, 36859), (899, 35014), (1189, 26474), (1271, 24766), (1769, 17794), (1798, 17507), (1891, 16646), (2378, 13237), (2501, 12586), (2542, 12383), (3538, 8897), (3782, 8323), (5002, 6293)]