215511390367

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1\times {\mathrm{461}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 270908402688

約数和(自身を除く): 55397012321

約数列:

[1, 7, 13, 91, 97, 211, 251, 461, 679, 1261, 1477, 1757, 2743, 3227, 3263, 5993, 8827, 19201, 20467, 22841, 24347, 41951, 44717, 52961, 97271, 115711, 143269, 170429, 266071, 313019, 316511, 370727, 581321, 680897, 688493, 809977, 1264523, 1504243, 1862497, 2215577, 4069247, 4819451, 5137217, 8851661, 9435287, 10529701, 11223967, 24415021, 35960519, 66047009, 66783821, 78567769, 122658731, 145911571, 170905147, 317395273, 467486747, 858611117, 1021380997, 2221766911, 2368257037, 16577799259, 30787341481, 215511390367]

約数ペア:

[(1, 215511390367), (7, 30787341481), (13, 16577799259), (91, 2368257037), (97, 2221766911), (211, 1021380997), (251, 858611117), (461, 467486747), (679, 317395273), (1261, 170905147), (1477, 145911571), (1757, 122658731), (2743, 78567769), (3227, 66783821), (3263, 66047009), (5993, 35960519), (8827, 24415021), (19201, 11223967), (20467, 10529701), (22841, 9435287), (24347, 8851661), (41951, 5137217), (44717, 4819451), (52961, 4069247), (97271, 2215577), (115711, 1862497), (143269, 1504243), (170429, 1264523), (266071, 809977), (313019, 688493), (316511, 680897), (370727, 581321)]