28275975

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1417

約数の個数: 72

約数和(自身を含む): 62377952

約数和(自身を除く): 34101977

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 525, 585, 819, 975, 1365, 1381, 1575, 2275, 2925, 4095, 4143, 6825, 6905, 9667, 12429, 17953, 20475, 20715, 29001, 34525, 48335, 53859, 62145, 87003, 89765, 103575, 125671, 145005, 161577, 241675, 269295, 310725, 377013, 435015, 448825, 628355, 725025, 807885, 1131039, 1346475, 1885065, 2175075, 3141775, 4039425, 5655195, 9425325, 28275975]

約数ペア:

[(1, 28275975), (3, 9425325), (5, 5655195), (7, 4039425), (9, 3141775), (13, 2175075), (15, 1885065), (21, 1346475), (25, 1131039), (35, 807885), (39, 725025), (45, 628355), (63, 448825), (65, 435015), (75, 377013), (91, 310725), (105, 269295), (117, 241675), (175, 161577), (195, 145005), (225, 125671), (273, 103575), (315, 89765), (325, 87003), (455, 62145), (525, 53859), (585, 48335), (819, 34525), (975, 29001), (1365, 20715), (1381, 20475), (1575, 17953), (2275, 12429), (2925, 9667), (4095, 6905), (4143, 6825)]