203968995

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^2$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 348158976

約数和(自身を除く): 144189981

約数列:

[1, 3, 5, 15, 31, 43, 93, 101, 129, 155, 215, 303, 465, 505, 645, 1333, 1515, 3131, 3999, 4343, 6665, 9393, 10201, 13029, 15655, 19995, 21715, 30603, 46965, 51005, 65145, 134633, 153015, 316231, 403899, 438643, 673165, 948693, 1315929, 1581155, 2019495, 2193215, 4743465, 6579645, 13597933, 40793799, 67989665, 203968995]

約数ペア:

[(1, 203968995), (3, 67989665), (5, 40793799), (15, 13597933), (31, 6579645), (43, 4743465), (93, 2193215), (101, 2019495), (129, 1581155), (155, 1315929), (215, 948693), (303, 673165), (465, 438643), (505, 403899), (645, 316231), (1333, 153015), (1515, 134633), (3131, 65145), (3999, 51005), (4343, 46965), (6665, 30603), (9393, 21715), (10201, 19995), (13029, 15655)]