161729406

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{557}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 380332800

約数和(自身を除く): 218603394

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 283, 342, 513, 557, 566, 849, 1026, 1114, 1671, 1698, 2547, 3342, 5013, 5094, 5377, 7641, 10026, 10583, 10754, 15039, 15282, 16131, 21166, 30078, 31749, 32262, 48393, 63498, 95247, 96786, 145179, 157631, 190494, 285741, 290358, 315262, 472893, 571482, 945786, 1418679, 2837358, 2994989, 4256037, 5989978, 8512074, 8984967, 17969934, 26954901, 53909802, 80864703, 161729406]

約数ペア:

[(1, 161729406), (2, 80864703), (3, 53909802), (6, 26954901), (9, 17969934), (18, 8984967), (19, 8512074), (27, 5989978), (38, 4256037), (54, 2994989), (57, 2837358), (114, 1418679), (171, 945786), (283, 571482), (342, 472893), (513, 315262), (557, 290358), (566, 285741), (849, 190494), (1026, 157631), (1114, 145179), (1671, 96786), (1698, 95247), (2547, 63498), (3342, 48393), (5013, 32262), (5094, 31749), (5377, 30078), (7641, 21166), (10026, 16131), (10583, 15282), (10754, 15039)]