201780796

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 409945536

約数和(自身を除く): 208164740

約数列:

[1, 2, 4, 7, 14, 28, 157, 197, 233, 314, 394, 466, 628, 788, 932, 1099, 1379, 1631, 2198, 2758, 3262, 4396, 5516, 6524, 30929, 36581, 45901, 61858, 73162, 91802, 123716, 146324, 183604, 216503, 256067, 321307, 433006, 512134, 642614, 866012, 1024268, 1285228, 7206457, 14412914, 28825828, 50445199, 100890398, 201780796]

約数ペア:

[(1, 201780796), (2, 100890398), (4, 50445199), (7, 28825828), (14, 14412914), (28, 7206457), (157, 1285228), (197, 1024268), (233, 866012), (314, 642614), (394, 512134), (466, 433006), (628, 321307), (788, 256067), (932, 216503), (1099, 183604), (1379, 146324), (1631, 123716), (2198, 91802), (2758, 73162), (3262, 61858), (4396, 45901), (5516, 36581), (6524, 30929)]