161503743

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 234178560

約数和(自身を除く): 72674817

約数列:

[1, 3, 19, 43, 57, 129, 131, 393, 503, 817, 1509, 2451, 2489, 5633, 7467, 9557, 16899, 21629, 28671, 64887, 65893, 107027, 197679, 321081, 410951, 1232853, 1251967, 2833399, 3755901, 8500197, 53834581, 161503743]

約数ペア:

[(1, 161503743), (3, 53834581), (19, 8500197), (43, 3755901), (57, 2833399), (129, 1251967), (131, 1232853), (393, 410951), (503, 321081), (817, 197679), (1509, 107027), (2451, 65893), (2489, 64887), (5633, 28671), (7467, 21629), (9557, 16899)]