660883977

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{541}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 1054701648

約数和(自身を除く): 393817671

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 197, 477, 541, 591, 689, 1623, 1773, 2067, 2561, 4869, 6201, 7033, 7683, 10441, 21099, 23049, 28673, 31323, 63297, 86019, 93969, 106577, 135733, 258057, 319731, 372749, 407199, 959193, 1118247, 1221597, 1385501, 3354741, 4156503, 5648581, 12469509, 16945743, 50837229, 73431553, 220294659, 660883977]

約数ペア:

[(1, 660883977), (3, 220294659), (9, 73431553), (13, 50837229), (39, 16945743), (53, 12469509), (117, 5648581), (159, 4156503), (197, 3354741), (477, 1385501), (541, 1221597), (591, 1118247), (689, 959193), (1623, 407199), (1773, 372749), (2067, 319731), (2561, 258057), (4869, 135733), (6201, 106577), (7033, 93969), (7683, 86019), (10441, 63297), (21099, 31323), (23049, 28673)]