71904066

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 161796096

約数和(自身を除く): 89892030

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 131, 186, 227, 262, 393, 403, 454, 681, 786, 806, 1209, 1362, 1703, 2418, 2951, 3406, 4061, 5109, 5902, 7037, 8122, 8853, 10218, 12183, 14074, 17706, 21111, 24366, 29737, 42222, 52793, 59474, 89211, 91481, 105586, 158379, 178422, 182962, 274443, 316758, 386581, 548886, 773162, 921847, 1159743, 1843694, 2319486, 2765541, 5531082, 11984011, 23968022, 35952033, 71904066]

約数ペア:

[(1, 71904066), (2, 35952033), (3, 23968022), (6, 11984011), (13, 5531082), (26, 2765541), (31, 2319486), (39, 1843694), (62, 1159743), (78, 921847), (93, 773162), (131, 548886), (186, 386581), (227, 316758), (262, 274443), (393, 182962), (403, 178422), (454, 158379), (681, 105586), (786, 91481), (806, 89211), (1209, 59474), (1362, 52793), (1703, 42222), (2418, 29737), (2951, 24366), (3406, 21111), (4061, 17706), (5109, 14074), (5902, 12183), (7037, 10218), (8122, 8853)]