389989425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9403}}^1$

素因数の和:9502

約数の個数: 48

約数和(自身を含む): 746301440

約数和(自身を除く): 356312015

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 79, 105, 175, 237, 395, 525, 553, 1185, 1659, 1975, 2765, 5925, 8295, 9403, 13825, 28209, 41475, 47015, 65821, 141045, 197463, 235075, 329105, 705225, 742837, 987315, 1645525, 2228511, 3714185, 4936575, 5199859, 11142555, 15599577, 18570925, 25999295, 55712775, 77997885, 129996475, 389989425]

約数ペア:

[(1, 389989425), (3, 129996475), (5, 77997885), (7, 55712775), (15, 25999295), (21, 18570925), (25, 15599577), (35, 11142555), (75, 5199859), (79, 4936575), (105, 3714185), (175, 2228511), (237, 1645525), (395, 987315), (525, 742837), (553, 705225), (1185, 329105), (1659, 235075), (1975, 197463), (2765, 141045), (5925, 65821), (8295, 47015), (9403, 41475), (13825, 28209)]