211223572

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{971}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 448737408

約数和(自身を除く): 237513836

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 457, 476, 914, 971, 1828, 1942, 3199, 3884, 6398, 6797, 7769, 12796, 13594, 15538, 16507, 27188, 31076, 33014, 54383, 66028, 108766, 115549, 217532, 231098, 443747, 462196, 887494, 1774988, 3106229, 6212458, 7543699, 12424916, 15087398, 30174796, 52805893, 105611786, 211223572]

約数ペア:

[(1, 211223572), (2, 105611786), (4, 52805893), (7, 30174796), (14, 15087398), (17, 12424916), (28, 7543699), (34, 6212458), (68, 3106229), (119, 1774988), (238, 887494), (457, 462196), (476, 443747), (914, 231098), (971, 217532), (1828, 115549), (1942, 108766), (3199, 66028), (3884, 54383), (6398, 33014), (6797, 31076), (7769, 27188), (12796, 16507), (13594, 15538)]