26543205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 52968552

約数和(自身を除く): 26425347

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 157, 195, 221, 255, 289, 471, 585, 663, 765, 785, 867, 1105, 1413, 1445, 1989, 2041, 2355, 2601, 2669, 3315, 3757, 4335, 6123, 7065, 8007, 9945, 10205, 11271, 13005, 13345, 18369, 18785, 24021, 30615, 33813, 34697, 40035, 45373, 56355, 91845, 104091, 120105, 136119, 169065, 173485, 226865, 312273, 408357, 520455, 589849, 680595, 1561365, 1769547, 2041785, 2949245, 5308641, 8847735, 26543205]

約数ペア:

[(1, 26543205), (3, 8847735), (5, 5308641), (9, 2949245), (13, 2041785), (15, 1769547), (17, 1561365), (39, 680595), (45, 589849), (51, 520455), (65, 408357), (85, 312273), (117, 226865), (153, 173485), (157, 169065), (195, 136119), (221, 120105), (255, 104091), (289, 91845), (471, 56355), (585, 45373), (663, 40035), (765, 34697), (785, 33813), (867, 30615), (1105, 24021), (1413, 18785), (1445, 18369), (1989, 13345), (2041, 13005), (2355, 11271), (2601, 10205), (2669, 9945), (3315, 8007), (3757, 7065), (4335, 6123)]