398996916

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{11383}}^1$

素因数の和:11540

約数の個数: 48

約数和(自身を含む): 979206144

約数和(自身を除く): 580209228

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 127, 138, 254, 276, 381, 508, 762, 1524, 2921, 5842, 8763, 11383, 11684, 17526, 22766, 34149, 35052, 45532, 68298, 136596, 261809, 523618, 785427, 1047236, 1445641, 1570854, 2891282, 3141708, 4336923, 5782564, 8673846, 17347692, 33249743, 66499486, 99749229, 132998972, 199498458, 398996916]

約数ペア:

[(1, 398996916), (2, 199498458), (3, 132998972), (4, 99749229), (6, 66499486), (12, 33249743), (23, 17347692), (46, 8673846), (69, 5782564), (92, 4336923), (127, 3141708), (138, 2891282), (254, 1570854), (276, 1445641), (381, 1047236), (508, 785427), (762, 523618), (1524, 261809), (2921, 136596), (5842, 68298), (8763, 45532), (11383, 35052), (11684, 34149), (17526, 22766)]