221323806

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{911}}^1$

素因数の和:1342

約数の個数: 64

約数和(自身を含む): 538444800

約数和(自身を除く): 317120994

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 198, 297, 409, 594, 818, 911, 1227, 1822, 2454, 2733, 3681, 4499, 5466, 7362, 8199, 8998, 10021, 11043, 13497, 16398, 20042, 22086, 24597, 26994, 30063, 40491, 49194, 60126, 80982, 90189, 121473, 180378, 242946, 270567, 372599, 541134, 745198, 1117797, 2235594, 3353391, 4098589, 6706782, 8197178, 10060173, 12295767, 20120346, 24591534, 36887301, 73774602, 110661903, 221323806]

約数ペア:

[(1, 221323806), (2, 110661903), (3, 73774602), (6, 36887301), (9, 24591534), (11, 20120346), (18, 12295767), (22, 10060173), (27, 8197178), (33, 6706782), (54, 4098589), (66, 3353391), (99, 2235594), (198, 1117797), (297, 745198), (409, 541134), (594, 372599), (818, 270567), (911, 242946), (1227, 180378), (1822, 121473), (2454, 90189), (2733, 80982), (3681, 60126), (4499, 49194), (5466, 40491), (7362, 30063), (8199, 26994), (8998, 24597), (10021, 22086), (11043, 20042), (13497, 16398)]