28179375

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:162

約数の個数: 80

約数和(自身を含む): 56981760

約数和(自身を除く): 28802385

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 113, 125, 133, 175, 285, 339, 375, 399, 475, 525, 565, 625, 665, 791, 875, 1425, 1695, 1875, 1995, 2147, 2373, 2375, 2625, 2825, 3325, 3955, 4375, 6441, 7125, 8475, 9975, 10735, 11865, 11875, 13125, 14125, 15029, 16625, 19775, 32205, 35625, 42375, 45087, 49875, 53675, 59325, 70625, 75145, 83125, 98875, 161025, 211875, 225435, 249375, 268375, 296625, 375725, 494375, 805125, 1127175, 1341875, 1483125, 1878625, 4025625, 5635875, 9393125, 28179375]

約数ペア:

[(1, 28179375), (3, 9393125), (5, 5635875), (7, 4025625), (15, 1878625), (19, 1483125), (21, 1341875), (25, 1127175), (35, 805125), (57, 494375), (75, 375725), (95, 296625), (105, 268375), (113, 249375), (125, 225435), (133, 211875), (175, 161025), (285, 98875), (339, 83125), (375, 75145), (399, 70625), (475, 59325), (525, 53675), (565, 49875), (625, 45087), (665, 42375), (791, 35625), (875, 32205), (1425, 19775), (1695, 16625), (1875, 15029), (1995, 14125), (2147, 13125), (2373, 11875), (2375, 11865), (2625, 10735), (2825, 9975), (3325, 8475), (3955, 7125), (4375, 6441)]