47964987

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^3\times {\mathrm{37}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 88038400

約数和(自身を除く): 40073413

約数列:

[1, 3, 7, 9, 19, 21, 27, 37, 57, 63, 111, 133, 171, 189, 259, 333, 361, 399, 513, 703, 777, 999, 1083, 1197, 2109, 2331, 2527, 3249, 3591, 4921, 6327, 6859, 6993, 7581, 9747, 13357, 14763, 18981, 20577, 22743, 40071, 44289, 48013, 61731, 68229, 93499, 120213, 132867, 144039, 185193, 253783, 280497, 360639, 432117, 761349, 841491, 1296351, 1776481, 2284047, 2524473, 5329443, 6852141, 15988329, 47964987]

約数ペア:

[(1, 47964987), (3, 15988329), (7, 6852141), (9, 5329443), (19, 2524473), (21, 2284047), (27, 1776481), (37, 1296351), (57, 841491), (63, 761349), (111, 432117), (133, 360639), (171, 280497), (189, 253783), (259, 185193), (333, 144039), (361, 132867), (399, 120213), (513, 93499), (703, 68229), (777, 61731), (999, 48013), (1083, 44289), (1197, 40071), (2109, 22743), (2331, 20577), (2527, 18981), (3249, 14763), (3591, 13357), (4921, 9747), (6327, 7581), (6859, 6993)]