38618865

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 70171920

約数和(自身を除く): 31553055

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 101, 145, 261, 293, 303, 435, 505, 879, 909, 1305, 1465, 1515, 2637, 2929, 4395, 4545, 8497, 8787, 13185, 14645, 25491, 26361, 29593, 42485, 43935, 76473, 88779, 127455, 131805, 147965, 266337, 382365, 443895, 858197, 1331685, 2574591, 4290985, 7723773, 12872955, 38618865]

約数ペア:

[(1, 38618865), (3, 12872955), (5, 7723773), (9, 4290985), (15, 2574591), (29, 1331685), (45, 858197), (87, 443895), (101, 382365), (145, 266337), (261, 147965), (293, 131805), (303, 127455), (435, 88779), (505, 76473), (879, 43935), (909, 42485), (1305, 29593), (1465, 26361), (1515, 25491), (2637, 14645), (2929, 13185), (4395, 8787), (4545, 8497)]