199943715

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 359064576

約数和(自身を除く): 159120861

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 73, 85, 115, 219, 255, 345, 365, 391, 467, 1095, 1173, 1241, 1401, 1679, 1955, 2335, 3723, 5037, 5865, 6205, 7005, 7939, 8395, 10741, 18615, 23817, 25185, 28543, 32223, 34091, 39695, 53705, 85629, 102273, 119085, 142715, 161115, 170455, 182597, 428145, 511365, 547791, 579547, 784093, 912985, 1738641, 2352279, 2738955, 2897735, 3920465, 8693205, 11761395, 13329581, 39988743, 66647905, 199943715]

約数ペア:

[(1, 199943715), (3, 66647905), (5, 39988743), (15, 13329581), (17, 11761395), (23, 8693205), (51, 3920465), (69, 2897735), (73, 2738955), (85, 2352279), (115, 1738641), (219, 912985), (255, 784093), (345, 579547), (365, 547791), (391, 511365), (467, 428145), (1095, 182597), (1173, 170455), (1241, 161115), (1401, 142715), (1679, 119085), (1955, 102273), (2335, 85629), (3723, 53705), (5037, 39695), (5865, 34091), (6205, 32223), (7005, 28543), (7939, 25185), (8395, 23817), (10741, 18615)]