238820855

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{449}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 361972800

約数和(自身を除く): 123151945

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 167, 245, 449, 455, 637, 835, 1169, 2171, 2245, 3143, 3185, 5837, 5845, 8183, 10855, 15197, 15715, 22001, 29185, 40859, 40915, 74983, 75985, 106379, 110005, 204295, 286013, 374915, 524881, 531895, 974779, 1430065, 2624405, 3674167, 4873895, 6823453, 18370835, 34117265, 47764171, 238820855]

約数ペア:

[(1, 238820855), (5, 47764171), (7, 34117265), (13, 18370835), (35, 6823453), (49, 4873895), (65, 3674167), (91, 2624405), (167, 1430065), (245, 974779), (449, 531895), (455, 524881), (637, 374915), (835, 286013), (1169, 204295), (2171, 110005), (2245, 106379), (3143, 75985), (3185, 74983), (5837, 40915), (5845, 40859), (8183, 29185), (10855, 22001), (15197, 15715)]