47881197

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 95397120

約数和(自身を除く): 47515923

約数列:

[1, 3, 7, 9, 13, 17, 19, 21, 39, 51, 57, 63, 91, 117, 119, 133, 153, 171, 181, 221, 247, 273, 323, 357, 399, 543, 663, 741, 819, 969, 1071, 1197, 1267, 1547, 1629, 1729, 1989, 2223, 2261, 2353, 2907, 3077, 3439, 3801, 4199, 4641, 5187, 6783, 7059, 9231, 10317, 11403, 12597, 13923, 15561, 16471, 20349, 21177, 21539, 24073, 27693, 29393, 30951, 37791, 40001, 44707, 49413, 58463, 64617, 72219, 88179, 120003, 134121, 148239, 175389, 193851, 216657, 264537, 280007, 312949, 360009, 402363, 409241, 526167, 760019, 840021, 938847, 1227723, 2280057, 2520063, 2816541, 3683169, 5320133, 6840171, 15960399, 47881197]

約数ペア:

[(1, 47881197), (3, 15960399), (7, 6840171), (9, 5320133), (13, 3683169), (17, 2816541), (19, 2520063), (21, 2280057), (39, 1227723), (51, 938847), (57, 840021), (63, 760019), (91, 526167), (117, 409241), (119, 402363), (133, 360009), (153, 312949), (171, 280007), (181, 264537), (221, 216657), (247, 193851), (273, 175389), (323, 148239), (357, 134121), (399, 120003), (543, 88179), (663, 72219), (741, 64617), (819, 58463), (969, 49413), (1071, 44707), (1197, 40001), (1267, 37791), (1547, 30951), (1629, 29393), (1729, 27693), (1989, 24073), (2223, 21539), (2261, 21177), (2353, 20349), (2907, 16471), (3077, 15561), (3439, 13923), (3801, 12597), (4199, 11403), (4641, 10317), (5187, 9231), (6783, 7059)]