328621917

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 526417920

約数和(自身を除く): 197796003

約数列:

[1, 3, 13, 17, 31, 39, 51, 59, 93, 177, 221, 271, 403, 527, 663, 767, 813, 1003, 1209, 1581, 1829, 2301, 3009, 3523, 4607, 5487, 6851, 8401, 10569, 13039, 13821, 15989, 20553, 23777, 25203, 31093, 39117, 47967, 59891, 71331, 93279, 109213, 142817, 179673, 207857, 271813, 327639, 404209, 428451, 495659, 623571, 815439, 1212627, 1486977, 1856621, 3533569, 5569863, 6443567, 8426203, 10600707, 19330701, 25278609, 109540639, 328621917]

約数ペア:

[(1, 328621917), (3, 109540639), (13, 25278609), (17, 19330701), (31, 10600707), (39, 8426203), (51, 6443567), (59, 5569863), (93, 3533569), (177, 1856621), (221, 1486977), (271, 1212627), (403, 815439), (527, 623571), (663, 495659), (767, 428451), (813, 404209), (1003, 327639), (1209, 271813), (1581, 207857), (1829, 179673), (2301, 142817), (3009, 109213), (3523, 93279), (4607, 71331), (5487, 59891), (6851, 47967), (8401, 39117), (10569, 31093), (13039, 25203), (13821, 23777), (15989, 20553)]