201658131

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 332562048

約数和(自身を除く): 130903917

約数列:

[1, 3, 9, 17, 31, 41, 51, 61, 93, 123, 153, 183, 279, 289, 369, 527, 549, 697, 867, 1037, 1271, 1581, 1891, 2091, 2501, 2601, 3111, 3813, 4743, 5673, 6273, 7503, 8959, 9333, 11439, 11849, 17019, 17629, 21607, 22509, 26877, 32147, 35547, 42517, 52887, 64821, 77531, 80631, 96441, 106641, 127551, 158661, 194463, 232593, 289323, 367319, 382653, 546499, 697779, 722789, 1101957, 1318027, 1639497, 2168367, 3305871, 3954081, 4918491, 6505101, 11862243, 22406459, 67219377, 201658131]

約数ペア:

[(1, 201658131), (3, 67219377), (9, 22406459), (17, 11862243), (31, 6505101), (41, 4918491), (51, 3954081), (61, 3305871), (93, 2168367), (123, 1639497), (153, 1318027), (183, 1101957), (279, 722789), (289, 697779), (369, 546499), (527, 382653), (549, 367319), (697, 289323), (867, 232593), (1037, 194463), (1271, 158661), (1581, 127551), (1891, 106641), (2091, 96441), (2501, 80631), (2601, 77531), (3111, 64821), (3813, 52887), (4743, 42517), (5673, 35547), (6273, 32147), (7503, 26877), (8959, 22509), (9333, 21607), (11439, 17629), (11849, 17019)]