201891065

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{4507}}^1$

素因数の和:4577

約数の個数: 24

約数和(自身を含む): 265719552

約数和(自身を除く): 63828487

約数列:

[1, 5, 17, 31, 85, 155, 289, 527, 1445, 2635, 4507, 8959, 22535, 44795, 76619, 139717, 383095, 698585, 1302523, 2375189, 6512615, 11875945, 40378213, 201891065]

約数ペア:

[(1, 201891065), (5, 40378213), (17, 11875945), (31, 6512615), (85, 2375189), (155, 1302523), (289, 698585), (527, 383095), (1445, 139717), (2635, 76619), (4507, 44795), (8959, 22535)]