217919832

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22531}}^1$

素因数の和:22584

約数の個数: 64

約数和(自身を含む): 605660160

約数和(自身を除く): 387740328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 9672, 22531, 45062, 67593, 90124, 135186, 180248, 270372, 292903, 540744, 585806, 698461, 878709, 1171612, 1396922, 1757418, 2095383, 2343224, 2793844, 3514836, 4190766, 5587688, 7029672, 8381532, 9079993, 16763064, 18159986, 27239979, 36319972, 54479958, 72639944, 108959916, 217919832]

約数ペア:

[(1, 217919832), (2, 108959916), (3, 72639944), (4, 54479958), (6, 36319972), (8, 27239979), (12, 18159986), (13, 16763064), (24, 9079993), (26, 8381532), (31, 7029672), (39, 5587688), (52, 4190766), (62, 3514836), (78, 2793844), (93, 2343224), (104, 2095383), (124, 1757418), (156, 1396922), (186, 1171612), (248, 878709), (312, 698461), (372, 585806), (403, 540744), (744, 292903), (806, 270372), (1209, 180248), (1612, 135186), (2418, 90124), (3224, 67593), (4836, 45062), (9672, 22531)]