25779201

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 40857600

約数和(自身を除く): 15078399

約数列:

[1, 3, 7, 21, 41, 79, 123, 237, 287, 379, 553, 861, 1137, 1659, 2653, 3239, 7959, 9717, 15539, 22673, 29941, 46617, 68019, 89823, 108773, 209587, 326319, 628761, 1227581, 3682743, 8593067, 25779201]

約数ペア:

[(1, 25779201), (3, 8593067), (7, 3682743), (21, 1227581), (41, 628761), (79, 326319), (123, 209587), (237, 108773), (287, 89823), (379, 68019), (553, 46617), (861, 29941), (1137, 22673), (1659, 15539), (2653, 9717), (3239, 7959)]