217876930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 438317568

約数和(自身を除く): 220440638

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 103, 115, 170, 206, 230, 391, 515, 541, 782, 1030, 1082, 1751, 1955, 2369, 2705, 3502, 3910, 4738, 5410, 8755, 9197, 11845, 12443, 17510, 18394, 23690, 24886, 40273, 45985, 55723, 62215, 80546, 91970, 111446, 124430, 201365, 211531, 278615, 402730, 423062, 557230, 947291, 1057655, 1281629, 1894582, 2115310, 2563258, 4736455, 6408145, 9472910, 12816290, 21787693, 43575386, 108938465, 217876930]

約数ペア:

[(1, 217876930), (2, 108938465), (5, 43575386), (10, 21787693), (17, 12816290), (23, 9472910), (34, 6408145), (46, 4736455), (85, 2563258), (103, 2115310), (115, 1894582), (170, 1281629), (206, 1057655), (230, 947291), (391, 557230), (515, 423062), (541, 402730), (782, 278615), (1030, 211531), (1082, 201365), (1751, 124430), (1955, 111446), (2369, 91970), (2705, 80546), (3502, 62215), (3910, 55723), (4738, 45985), (5410, 40273), (8755, 24886), (9197, 23690), (11845, 18394), (12443, 17510)]