31185198

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{659}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 74131200

約数和(自身を除く): 42946002

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 239, 478, 659, 717, 1318, 1434, 1977, 2151, 2629, 3954, 4302, 5258, 5931, 7249, 7887, 11862, 14498, 15774, 21747, 23661, 43494, 47322, 65241, 130482, 157501, 315002, 472503, 945006, 1417509, 1732511, 2835018, 3465022, 5197533, 10395066, 15592599, 31185198]

約数ペア:

[(1, 31185198), (2, 15592599), (3, 10395066), (6, 5197533), (9, 3465022), (11, 2835018), (18, 1732511), (22, 1417509), (33, 945006), (66, 472503), (99, 315002), (198, 157501), (239, 130482), (478, 65241), (659, 47322), (717, 43494), (1318, 23661), (1434, 21747), (1977, 15774), (2151, 14498), (2629, 11862), (3954, 7887), (4302, 7249), (5258, 5931)]