12815910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{907}}^1$

素因数の和:1077

約数の個数: 48

約数和(自身を含む): 33570576

約数和(自身を除く): 20754666

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 314, 471, 785, 907, 942, 1413, 1570, 1814, 2355, 2721, 2826, 4535, 4710, 5442, 7065, 8163, 9070, 13605, 14130, 16326, 27210, 40815, 81630, 142399, 284798, 427197, 711995, 854394, 1281591, 1423990, 2135985, 2563182, 4271970, 6407955, 12815910]

約数ペア:

[(1, 12815910), (2, 6407955), (3, 4271970), (5, 2563182), (6, 2135985), (9, 1423990), (10, 1281591), (15, 854394), (18, 711995), (30, 427197), (45, 284798), (90, 142399), (157, 81630), (314, 40815), (471, 27210), (785, 16326), (907, 14130), (942, 13605), (1413, 9070), (1570, 8163), (1814, 7065), (2355, 5442), (2721, 4710), (2826, 4535)]